package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * 使用预编译SQL语句执行DML操作：INSERT
 */
public class JDBCDemo9 {
    public static void main(String[] args) {
        UserInfo  userInfo = InputUtil.getInputObject(new UserInfo(), "欢迎登录");
         try(Connection conn = DBUtil.getConnection();
        ) {
             String sql = " INSERT INTO userinfo(username,password,nickname,age) " +
                          "VALUES (?,?,?,?)";
             PreparedStatement ps = conn.prepareStatement(sql);
             ps.setString(1,userInfo.getUsername());
             ps.setString(2,userInfo.getPassword());
             ps.setString(3,userInfo.getNickname());
             ps.setInt(4,userInfo.getAge());

             int num =  ps.executeUpdate();
             System.out.println(num > 0?"注册成功":"注册失败");
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
